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2014-12-21T13:22:31+05:30

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The number of ways that 5 children stand in a queue is 5!
5! = 5 * 4 * 3 * 2 * 1
    = 120 ways.

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2014-12-26T19:26:19+05:30

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Certified answers contain reliable, trustworthy information vouched for by a hand-picked team of experts. Brainly has millions of high quality answers, all of them carefully moderated by our most trusted community members, but certified answers are the finest of the finest.
5 persons can occupy 5 positions - with out any restrictions. 

Assuming that it is a linear queue and not circular queue.

 Any of the 5 children can occupy the  1st position, any of the remaining 4 persons can occupy the second,  any of the remaining 3 persons can occupy the third position  and so on...

number of ways is  =  5 * 4 * 3 * 2 * 1  = 5 ! = 120

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